Model: M4278-20

Wind Direction And Speed Support

Special Features:

Supports a wind sensor with obstruction lights at airports in the u.S.; weight - sensor is 20lbs located at 1.5' above top of pole, obstruction lights are 7.6lbs each located at top of pole, cables/connectors - 8lbs routed along inside of pole; profected area- 203 square inches, lights - 82 sq."; one piece; electrical junction box w/attachments mtd to one end of pivot pin; pole strengthened w/welded collar; painted in 7 alternating bands of orange and white; counter weights below pivot point; pole straight 7'6" from bottom then tapered to top

Properties:

Mounting Type
Flat surface
End Application
Automated surface observing system (asos)
Construction
One-piece
Base Mounting Type
Flange
Part Name Assigned By Controlling Agency
Hinged sensor pole
Height
23.000 feet
Material
Aluminum
Surface Treatment
Paint
NSN
6660-01-394-6135
Part Number
M4278-20
Description
Support,wind Direction And Speed
CAGE

Part M4278-20 NSN 6660-01-394-6135

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
03924
FIIG:
T386-C
Concept No.:
1
App. Key:
CA
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
A
ESD:
A
ESD:
A
MMAC:
ZE
CRITL:
X

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Schedule B and Export
  • Schedule B: 9015900000
  • SITC: 87414
  • End Use: Measuring, testing, control instruments
  • NAICS: 334519
  • USDA: 1

Freight Class: Parts and accessories for surveying

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